@inbook {Gregory1900b,
	title = {The fossil corals of Christmas Island},
	booktitle = {A monograph of Christmas Islan, British Museum (Natural History)},
	year = {1900},
	pages = {206{\textendash}225},
	url = {http://sdrv.ms/17GO6wU http://archive.org/details/monographofchris00andruoft},
	author = {Gregory, J W}
}
